Square post zinc steel vertical bar stair railing

Square Post Zinc Steel Vertical Bar Stair Railing, Low Cost For Residential Projects   Many building contractors struggle to find durable, budget-friendly galvanized stair railing for mass residential developments. Our square post zinc steel vertical bar stair railing delivers reliable safety performance, paired with zinc coated railing anti-rust treatment. This steel picket railing cuts on-site installation time and meets local building codes for outdoor stair railings.   Product Specification Table   Item Details Localization Note Main Material Hot-dip galvanized steel tube, zinc steel Designed for inland residential construction projects; Not recommended for coastal high salt air environments Post Spec Square post: 40×40 /50×50mm, wall thickness 1.2–4.0mm Standard sizes match common North America & Southeast Asia residential project requirements, customizable Vertical Picket Flat tube / round tube picket, Φ16–22mm, wall thickness 1.0–1.5mm Pre-cut to standard heights…

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